Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org

There are no ages for Gold at Spanish Basin Placer Company Claims (Claims: Alpha No. 1; Beta No. 2; Beta No. 1; Omega No. 1; Omega No. 2; Alpha No. 2), Grayback District (Russell District), Costilla Co., Colorado, USA